/*清除元素的内外边距*/
body, p, div, a {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    min-width: 1200px;
    background-color: #010001;
}
a {
    /* 取消默认下划线 */
    text-decoration: none;
}
/* 固定导航栏 */
.header {
    /* 固定 */
    z-index: 2;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 48px;
    background-color: #010001;
}
.headerContent {
    width: 1200px;
    height: 48px;
    margin: auto;
}
.headerContent img {
    float: left;
    margin-top: 10px;
}
.nav {
    float: right;
    height: 48px;
    /* 行高等于高度，则单行文字会垂直居中 */
    line-height: 48px;
}
.nav a {
    color: #a4a4a4;
    margin-left: 35px;
}
.section {
    font-size: 18px;
    color: rgb(255, 255, 255);
}
.section1 {
    background-image: url(../images/section1_bg.jpg);
    /* 图片水平垂直居中 */
    background-position: center;
    background-size: cover;
}
.title-box {
    position: absolute;
    width: 100%;
    top: 150px;
}
.title-box p {
    font-size: 60px;
    /* 文字水平居中 */
    text-align: center;
    color: #fff;
    margin-bottom: 25px;
    letter-spacing: 2px;
}
.title-box a {
    display: block;
    width: 300px;
    height: 60px;
    background-image: url(../images/links.png);
    margin: auto;
}
.title-box a:hover {
    background-position: -300px 0;
}
.ball1 {
    position: absolute;
    top: 22.7%;
    left: 20%;
    width: 13.2%;
    /* 调用动画 */
    animation: ball 7s linear infinite alternate;
}
.ball2 {
    position: absolute;
    top: 49.8%;
    left: 65.16%;
    width: 22.3%;
    /* 调用动画 */
    animation: ball 5s linear infinite alternate;
}
/* 创建动画 */
@keyframes ball {
    from {
        margin-top: 0;
    }
    to {
        margin-top: -25px;
    }
}
.ship {
    position: absolute;
    top: 40.18%;
    left: 63.96%;
    width: 7.2%;
    /* 旋转方式，正数是顺时针旋转 */
    transform: rotate(30deg);
    /* 调用动画 */
    animation: ship 30s linear infinite alternate;
}
@keyframes ship {
    from {
        transform: rotate(0);
    }
    to {
        transform: rotate(45deg);
    }
}
video {
    height: 100%; 
    width: 100%; 
    /* margin-left: 160px; */
    position: absolute;
    top: 0;
    left: 0;
}
.word-content {
    /* 隐藏文字 */
    display: none;
    width: 50%;
    position: absolute;
    top: 0;
    left: 18%;
    top: 50%;
    transform: translateY(-50%);
}
.bigTitleWord {
    font-size: 60px;
    line-height: 70px;
}
.midTitleWord {
    font-size: 36px;
    line-height: 40px;
}
.smaTitleWord{
    font-size: 16px;
    margin-top: 12px;
    line-height: 22px;
    margin: 12px 0 50px;
}
.line {
    width: 28px;
    height: 3px;
    background-color: #5e5e5e;
    margin: 20px 0;
}
.word-content a {
    /* 行内元素没有大小 */
    display: block;
    width: 200px;
    height: 48px;
    background-image: url(../images/link2.png);
}
.word-content a:hover {
    background-position: -200px 0;
}
.footer {
    width: 100%;
    position: absolute;
    z-index: 2;
    left: 0;
    bottom: 0;
    height: 120px;
    text-align: center;
    font-size: 12px;
    line-height: 22px;
    padding-top: 38px;
    overflow: hidden;
    background-color: #131416;
    color: #4a4a4a;
}
.footer img {
    /* 垂直居中 */
    vertical-align: middle;
}
/* 修改小圆点颜色 */
#fp-nav ul li a.active span{
    background: rgba(255,255,255,.8);
}